package cn.util;

import java.io.IOException;
import java.io.InputStream;
import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;
/*
 * 工具类
 */
public class MyBatisUtil {
	private static SqlSessionFactory factory;
	
	static {
		try {
			InputStream is = Resources.getResourceAsStream("mybatis-config.xml");
			factory=new SqlSessionFactoryBuilder().build(is);			
		} catch (IOException e) {
			e.printStackTrace();
		}	
	}
	
	public static SqlSession createSqlSession() {
		return factory.openSession(false);//关闭自动提交
	}
	
	public static void closeSqlSession(SqlSession sqlSession) {
		if(null!=sqlSession) {
			sqlSession.close();
		}
	}
}
